Pith Number

pith:XAI2TUY7

pith:2017:XAI2TUY7JMCBL5V2OD6RROUXSU

not attested not anchored not stored refs pending

Entanglement-enhanced quantum metrology in a noisy environment

Barry C. Sanders, Jian Li, Kunkun Wang, Peng Xue, Xiang Zhan, Xiaoping Wang, Zhihao Bian

arxiv:1707.08790 v2 · 2017-07-27 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAI2TUY7JMCBL5V2OD6RROUXSU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:17:43.244589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b811a9d31f4b0415f6ba70fd18ba979536b99161e170d17907c0b5dd3df214b2

Aliases

arxiv: 1707.08790 · arxiv_version: 1707.08790v2 · doi: 10.48550/arxiv.1707.08790 · pith_short_12: XAI2TUY7JMCB · pith_short_16: XAI2TUY7JMCBL5V2 · pith_short_8: XAI2TUY7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XAI2TUY7JMCBL5V2OD6RROUXSU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: b811a9d31f4b0415f6ba70fd18ba979536b99161e170d17907c0b5dd3df214b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44379de9b533c1d0b8e3daac1ff81339e8395546b8bde6b68e0940f66497a4ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-27T09:29:06Z",
    "title_canon_sha256": "17e71bdb35aa7f069cbcbf4b79ba48beda845858f7ed2424b720f242ffbe79d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08790",
    "kind": "arxiv",
    "version": 2
  }
}